214430140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{1033}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 459641952

約数和(自身を除く): 245211812

約数列:

[1, 2, 4, 5, 10, 20, 97, 107, 194, 214, 388, 428, 485, 535, 970, 1033, 1070, 1940, 2066, 2140, 4132, 5165, 10330, 10379, 20660, 20758, 41516, 51895, 100201, 103790, 110531, 200402, 207580, 221062, 400804, 442124, 501005, 552655, 1002010, 1105310, 2004020, 2210620, 10721507, 21443014, 42886028, 53607535, 107215070, 214430140]

約数ペア:

[(1, 214430140), (2, 107215070), (4, 53607535), (5, 42886028), (10, 21443014), (20, 10721507), (97, 2210620), (107, 2004020), (194, 1105310), (214, 1002010), (388, 552655), (428, 501005), (485, 442124), (535, 400804), (970, 221062), (1033, 207580), (1070, 200402), (1940, 110531), (2066, 103790), (2140, 100201), (4132, 51895), (5165, 41516), (10330, 20758), (10379, 20660)]